摘要:VARCO电动顶驱通过编码器对顶驱输出转速和扭矩进行闭环控制,实现在钻杆上卸扣过程中扭矩和转速变化的平稳和规范,从而保证上卸扣作业的质量。分析VARCO电动顶驱编码器现场故障实例,提出现场故障的诊断和处理方法。
关键词:电动顶驱 编码器 故障诊断 钻井作业
单位:中国石油长城钻探顶驱技术分公司; 北京100101
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